Ransom:Win32/Mischa.A

What is Ransom:Win32/Mischa.A infection?

In this short article you will discover about the interpretation of Ransom:Win32/Mischa.A and also its unfavorable influence on your computer system. Such ransomware are a form of malware that is elaborated by online fraudulences to require paying the ransom money by a target.

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Most of the situations, Ransom:Win32/Mischa.A infection will advise its victims to initiate funds move for the purpose of neutralizing the modifications that the Trojan infection has actually presented to the victim’s device.

Ransom:Win32/Mischa.A Summary

These alterations can be as adheres to:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s hard disk — so the victim can no longer make use of the information;
  • Preventing regular accessibility to the target’s workstation;

Ransom:Win32/Mischa.A

One of the most regular channels through which Ransom:Win32/Mischa.A are infused are:

  • By ways of phishing e-mails;
  • As a consequence of individual winding up on a resource that holds a destructive software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or stop the gadget from operating in a correct way – while also placing a ransom money note that points out the need for the sufferers to impact the repayment for the purpose of decrypting the papers or bring back the documents system back to the initial condition. In most circumstances, the ransom note will certainly turn up when the client restarts the COMPUTER after the system has currently been damaged.

Ransom:Win32/Mischa.A distribution networks.

In different corners of the globe, Ransom:Win32/Mischa.A expands by leaps and also bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom quantity may vary depending upon particular neighborhood (local) settings. The ransom notes and also methods of obtaining the ransom money amount may vary depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software program.

    In particular locations, the Trojans frequently wrongfully report having identified some unlicensed applications enabled on the target’s gadget. The alert after that demands the user to pay the ransom money.

    Faulty statements about illegal content.

    In countries where software piracy is much less popular, this technique is not as reliable for the cyber frauds. Alternatively, the Ransom:Win32/Mischa.A popup alert may incorrectly claim to be originating from a law enforcement institution as well as will certainly report having located youngster pornography or other unlawful data on the tool.

    Ransom:Win32/Mischa.A popup alert might incorrectly claim to be obtaining from a law enforcement organization and will report having located child pornography or various other unlawful information on the gadget. The alert will likewise have a demand for the user to pay the ransom.

Technical details

File Info:

crc32: FAEE43C7
md5: fd67d5979fd7ccad6615ca0bb9d6a77d
name: FD67D5979FD7CCAD6615CA0BB9D6A77D.mlw
sha1: cff9847d7c411beeb343156a3e842bd28993dbd0
sha256: 48e451da58fabbfd50dcd333557682c9d710abc511c5b88a14685a4bec908056
sha512: a68827bcdad1337f9c7b33555fe3dac2a681c29c400277af7d088878a9997e442f32610f746d826b109ebf555e95a1947c7aa7e1d2b034c894f30a6a43cf0d7a
ssdeep: 12288:KPaAhutLwUVsvLPcFZXYl0oIZdm9n50DNq:KPjutLRuvLPcX8mC5S
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/Mischa.A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0055ac411 )
Elastic malicious (high confidence)
DrWeb Trojan.MBRlock.268
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Petya.A5
ALYac Gen:Variant.Razy.598426
Cylance Unsafe
Zillya Trojan.Petrwrap.Win32.1
Sangfor Trojan.Win32.Vundo.Gen
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Ransom:Win32/Petrwrap.fae84ca3
K7GW Trojan ( 0055ac411 )
Cybereason malicious.79fd7c
Cyren W32/Trojan.NLMC-0280
Symantec ML.Attribute.HighConfidence
ESET-NOD32 multiple detections
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Petrwrap.b
BitDefender Gen:Variant.Razy.598426
NANO-Antivirus Trojan.Win32.Petrwrap.fodvzm
MicroWorld-eScan Gen:Variant.Razy.598426
Tencent Win32.Trojan.Petrwrap.Efkp
Ad-Aware Gen:Variant.Razy.598426
Sophos Mal/Generic-S
Comodo Malware@#xo9sp9s7rdc6
BitDefenderTheta AI:Packer.47CD54261F
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.BadFile.gc
FireEye Generic.mg.fd67d5979fd7ccad
Emsisoft Gen:Variant.Razy.598426 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.ehbvj
Avira TR/Vundo.Gen
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/Mischa.A
AegisLab Trojan.Win32.Petrwrap.tqTA
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Razy.598426
Acronis suspicious
McAfee GenericRXAA-AA!FD67D5979FD7
MAX malware (ai score=85)
VBA32 BScope.TrojanRansom.Petrwrap
Panda Trj/CI.A
Rising Ransom.Petrwrap!8.E49E (CLOUD)
Ikarus Trojan.Win32.Diskcoder
Fortinet W32/Petya.D144!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.PetrWrap.HxQBIn8A

How to remove Ransom:Win32/Mischa.A ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Ransom:Win32/Mischa.A files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Ransom:Win32/Mischa.A you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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